public class Test {
    public static void main(String[] args){
       Object locker1 = new Object();
       Object locker2 = new Object();
       Thread t1 = new Thread(()->{
           synchronized (locker1){
               try {
                   Thread.sleep(1000);
               } catch (InterruptedException e) {
                   throw new RuntimeException(e);
               }
               synchronized (locker2){
                   System.out.println("t1枷锁成功");
               }
           }
       });
        Thread t2 = new Thread(()->{
            synchronized (locker2){
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    throw new RuntimeException(e);
                }
                synchronized (locker1){
                    System.out.println("t2枷锁成功");
                }
            }
        });
    }
}
